CN104782055B - 用于在无线通信***中虚拟化天线的方法和装置 - Google Patents

用于在无线通信***中虚拟化天线的方法和装置 Download PDF

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CN104782055B
CN104782055B CN201380056510.4A CN201380056510A CN104782055B CN 104782055 B CN104782055 B CN 104782055B CN 201380056510 A CN201380056510 A CN 201380056510A CN 104782055 B CN104782055 B CN 104782055B
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antenna
information
terminal
reconfigures
base station
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CN104782055A (zh
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姜智源
金东哲
赵汉奎
朴成镐
林东局
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LG Electronics Inc
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LG Electronics Inc
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    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04BTRANSMISSION
    • H04B7/00Radio transmission systems, i.e. using radiation field
    • H04B7/02Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
    • H04B7/022Site diversity; Macro-diversity
    • H04B7/026Co-operative diversity, e.g. using fixed or mobile stations as relays
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04WWIRELESS COMMUNICATION NETWORKS
    • H04W16/00Network planning, e.g. coverage or traffic planning tools; Network deployment, e.g. resource partitioning or cells structures
    • H04W16/24Cell structures
    • H04W16/28Cell structures using beam steering
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04BTRANSMISSION
    • H04B7/00Radio transmission systems, i.e. using radiation field
    • H04B7/02Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
    • H04B7/04Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas
    • H04B7/0404Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas the mobile station comprising multiple antennas, e.g. to provide uplink diversity
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04BTRANSMISSION
    • H04B7/00Radio transmission systems, i.e. using radiation field
    • H04B7/02Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
    • H04B7/04Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas
    • H04B7/06Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station
    • H04B7/0686Hybrid systems, i.e. switching and simultaneous transmission
    • H04B7/0689Hybrid systems, i.e. switching and simultaneous transmission using different transmission schemes, at least one of them being a diversity transmission scheme
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04BTRANSMISSION
    • H04B7/00Radio transmission systems, i.e. using radiation field
    • H04B7/02Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
    • H04B7/04Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas
    • H04B7/08Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the receiving station
    • H04B7/0868Hybrid systems, i.e. switching and combining
    • H04B7/0871Hybrid systems, i.e. switching and combining using different reception schemes, at least one of them being a diversity reception scheme
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04WWIRELESS COMMUNICATION NETWORKS
    • H04W24/00Supervisory, monitoring or testing arrangements
    • H04W24/02Arrangements for optimising operational condition
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04BTRANSMISSION
    • H04B7/00Radio transmission systems, i.e. using radiation field
    • H04B7/02Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
    • H04B7/04Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas
    • H04B7/0413MIMO systems
    • H04B7/0456Selection of precoding matrices or codebooks, e.g. using matrices antenna weighting
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04BTRANSMISSION
    • H04B7/00Radio transmission systems, i.e. using radiation field
    • H04B7/02Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
    • H04B7/04Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas
    • H04B7/0413MIMO systems
    • H04B7/0456Selection of precoding matrices or codebooks, e.g. using matrices antenna weighting
    • H04B7/046Selection of precoding matrices or codebooks, e.g. using matrices antenna weighting taking physical layer constraints into account
    • H04B7/0469Selection of precoding matrices or codebooks, e.g. using matrices antenna weighting taking physical layer constraints into account taking special antenna structures, e.g. cross polarized antennas into account
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04BTRANSMISSION
    • H04B7/00Radio transmission systems, i.e. using radiation field
    • H04B7/02Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
    • H04B7/04Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas
    • H04B7/06Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station
    • H04B7/0613Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission
    • H04B7/0615Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission of weighted versions of same signal
    • H04B7/0617Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission of weighted versions of same signal for beam forming
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04BTRANSMISSION
    • H04B7/00Radio transmission systems, i.e. using radiation field
    • H04B7/02Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
    • H04B7/04Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas
    • H04B7/06Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station
    • H04B7/0613Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission
    • H04B7/0615Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission of weighted versions of same signal
    • H04B7/0619Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission of weighted versions of same signal using feedback from receiving side
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04BTRANSMISSION
    • H04B7/00Radio transmission systems, i.e. using radiation field
    • H04B7/02Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
    • H04B7/04Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas
    • H04B7/06Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station
    • H04B7/0613Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission
    • H04B7/0615Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission of weighted versions of same signal
    • H04B7/0619Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission of weighted versions of same signal using feedback from receiving side
    • H04B7/0621Feedback content
    • H04B7/063Parameters other than those covered in groups H04B7/0623 - H04B7/0634, e.g. channel matrix rank or transmit mode selection
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04BTRANSMISSION
    • H04B7/00Radio transmission systems, i.e. using radiation field
    • H04B7/02Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
    • H04B7/04Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas
    • H04B7/06Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station
    • H04B7/0613Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission
    • H04B7/0615Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission of weighted versions of same signal
    • H04B7/0619Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission of weighted versions of same signal using feedback from receiving side
    • H04B7/0621Feedback content
    • H04B7/0632Channel quality parameters, e.g. channel quality indicator [CQI]
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04BTRANSMISSION
    • H04B7/00Radio transmission systems, i.e. using radiation field
    • H04B7/02Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
    • H04B7/04Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas
    • H04B7/06Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station
    • H04B7/0613Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission
    • H04B7/0615Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission of weighted versions of same signal
    • H04B7/0619Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission of weighted versions of same signal using feedback from receiving side
    • H04B7/0636Feedback format
    • H04B7/0639Using selective indices, e.g. of a codebook, e.g. pre-distortion matrix index [PMI] or for beam selection
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L5/00Arrangements affording multiple use of the transmission path
    • H04L5/0001Arrangements for dividing the transmission path
    • H04L5/0014Three-dimensional division
    • H04L5/0016Time-frequency-code
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L5/00Arrangements affording multiple use of the transmission path
    • H04L5/0001Arrangements for dividing the transmission path
    • H04L5/0014Three-dimensional division
    • H04L5/0023Time-frequency-space
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L5/00Arrangements affording multiple use of the transmission path
    • H04L5/003Arrangements for allocating sub-channels of the transmission path
    • H04L5/0048Allocation of pilot signals, i.e. of signals known to the receiver
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L5/00Arrangements affording multiple use of the transmission path
    • H04L5/0091Signaling for the administration of the divided path
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04WWIRELESS COMMUNICATION NETWORKS
    • H04W88/00Devices specially adapted for wireless communication networks, e.g. terminals, base stations or access point devices
    • H04W88/08Access point devices

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  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Radio Transmission System (AREA)
CN201380056510.4A 2012-08-31 2013-09-02 用于在无线通信***中虚拟化天线的方法和装置 Active CN104782055B (zh)

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US201261695309P 2012-08-31 2012-08-31
US61/695,309 2012-08-31
PCT/KR2013/007894 WO2014035216A1 (ko) 2012-08-31 2013-09-02 무선 통신 시스템에서 안테나 가상화 방법 및 장치

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CN104782055A CN104782055A (zh) 2015-07-15
CN104782055B true CN104782055B (zh) 2017-12-15

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US (1) US9843938B2 (ja)
EP (1) EP2892163B1 (ja)
JP (1) JP6212121B2 (ja)
KR (1) KR20150067155A (ja)
CN (1) CN104782055B (ja)
IN (1) IN2015MN00407A (ja)
WO (1) WO2014035216A1 (ja)

Families Citing this family (27)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP6050495B2 (ja) * 2012-08-31 2016-12-21 エルジー エレクトロニクス インコーポレイティド 無線通信システムにおけるアンテナ仮想化方法及び装置
US9854594B2 (en) * 2014-03-31 2017-12-26 International Business Machines Corporation Wireless cross-connect switch
CN105007126B (zh) * 2014-04-23 2017-09-29 电信科学技术研究院 一种信道状态信息测量的方法、***及设备
EP3140924A1 (en) * 2014-05-08 2017-03-15 Telefonaktiebolaget LM Ericsson (publ) Beam forming using an antenna arrangement
WO2015172836A1 (en) 2014-05-15 2015-11-19 Huawei Technologies Co.,Ltd Method and equipment for establishing millimetre connection
EP3151604B1 (en) * 2014-05-29 2019-02-27 Sony Corporation Device and method
WO2016119901A1 (en) * 2015-01-30 2016-08-04 Nokia Solutions And Networks Management International Gmbh Method and apparatus for virtual beamforming
US10931342B2 (en) 2015-08-13 2021-02-23 Samsung Electronics Co., Ltd. Reference signal measurement method and apparatus for use in mobile communication system
JP2018533865A (ja) 2015-11-05 2018-11-15 テレフオンアクチーボラゲット エルエム エリクソン(パブル) Csi報告のためのcsi−rsポート選択のための方法及びシステム
CN106685493A (zh) * 2015-11-06 2017-05-17 中兴通讯股份有限公司 信道测量的配置方法及装置、信道信息反馈方法及装置
WO2017196124A1 (ko) * 2016-05-12 2017-11-16 엘지전자 주식회사 무선 통신 시스템에서 빔 탐색 또는 빔 전송을 수행하는 방법
US10904752B2 (en) 2016-05-27 2021-01-26 Lg Electronics Inc. Method for allocating terminal identifier in distributed antenna communication system and device for same
CN108377558A (zh) * 2016-10-21 2018-08-07 华为技术有限公司 基于波束的多连接通信方法、终端设备及网络设备
US10321421B2 (en) * 2016-11-03 2019-06-11 Futurewei Technologies, Inc. System and method for synchronization and link acquisition in cellular wireless systems with directional antennas
US10601492B2 (en) * 2017-01-05 2020-03-24 Futurewei Technologies, Inc. Device/UE-oriented beam recovery and maintenance mechanisms
CN108923896B (zh) 2017-04-19 2021-03-26 上海朗帛通信技术有限公司 一种被用于寻呼的用户设备、基站中的方法和装置
FR3067189B1 (fr) * 2017-06-01 2020-06-12 Continental Automotive France Procede de suppression spatiale et temporelle d'interferences multi-trajets pour recepteur de signaux radio modules en frequence
EP3679659A1 (en) * 2017-09-06 2020-07-15 Telefonaktiebolaget LM Ericsson (publ) Antenna arrangement for two polarizations
WO2019048932A2 (en) * 2017-09-11 2019-03-14 Lenovo (Singapore) Pte. Ltd. METHODS AND DEVICES FOR TRANSMITTING DEVICE CAPABILITY INFORMATION
CN109560847B (zh) * 2017-09-26 2022-05-13 华为技术有限公司 信道状态信息反馈和接收方法、发送端设备和接收端设备
CN113556751A (zh) * 2017-12-25 2021-10-26 南通朗恒通信技术有限公司 一种被用于无线通信的用户设备、基站及其中的方法
CN111130610A (zh) * 2018-11-01 2020-05-08 北京三星通信技术研究有限公司 信号传输方法、装置、电子设备及计算机可读存储介质
US11411695B2 (en) * 2019-04-29 2022-08-09 Telefonaktiebolaget Lm Ericsson (Publ) Transmission of reference signals from a terminal device
US11985515B2 (en) * 2019-11-04 2024-05-14 Qualcomm Incorporated Methods and apparatuses for dynamic antenna array reconfiguration and signaling in millimeter wave bands
US12040860B2 (en) 2020-01-21 2024-07-16 Qualcomm Incorporated Techniques for antenna subset selection in upper millimeter wave bands
CN114079484B (zh) * 2020-08-13 2023-01-13 ***通信有限公司研究院 虚拟天线***传输层的配置、传输方法、装置及设备
CN114499599B (zh) * 2020-10-26 2023-09-05 ***通信有限公司研究院 虚拟天线***的重叠发送能力、过采能力确定方法、装置及介质

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3973371B2 (ja) * 2001-03-21 2007-09-12 三洋電機株式会社 無線基地システムおよび指向性制御方法
US7826431B2 (en) 2004-05-14 2010-11-02 Interdigital Technology Corporation Method of selectively adjusting the configuration of an access point antenna to enhance mobile station coverage
US8504110B2 (en) 2004-09-10 2013-08-06 Interdigital Technology Corporation Method and apparatus for transferring smart antenna capability information
US20070041457A1 (en) 2005-08-22 2007-02-22 Tamer Kadous Method and apparatus for providing antenna diversity in a wireless communication system
US7221318B2 (en) * 2005-09-13 2007-05-22 Kyocera Wireless Corp. System and method for controlling antenna pattern
US8068872B2 (en) 2005-10-06 2011-11-29 Telefonaktiebolaget Lm Ericsson (Publ) Signaling support for antenna selection using subset lists and subset masks
US20080064353A1 (en) * 2006-09-07 2008-03-13 Motorola, Inc. Method and apparatus for base station directed selection of a multiple antenna configuration
CN101155012B (zh) 2006-09-28 2013-05-01 中兴通讯股份有限公司 一种基于终端的多天线模式控制方法
US20100330940A1 (en) 2006-10-31 2010-12-30 Qualcomm Incorporated Sensor-aided wireless combining
JP2008278076A (ja) 2007-04-26 2008-11-13 Kyocera Corp 無線通信装置
KR100945880B1 (ko) * 2007-09-28 2010-03-05 한국과학기술원 이동통신시스템에서의 빔분할다중접속시스템 및 방법
US8948093B2 (en) * 2007-10-02 2015-02-03 Apple Inc. Rank adaptation for an open loop multi-antenna mode of wireless communication
KR20090116079A (ko) 2008-05-06 2009-11-11 주식회사 팬택앤큐리텔 기지국 제어기의 빔 포밍 시스템 및 방법
US8687537B2 (en) 2008-07-08 2014-04-01 Sharp Kabushiki Kaisha Communication system, reception device, and communication method
KR20100091876A (ko) 2009-02-11 2010-08-19 엘지전자 주식회사 다중안테나 전송을 위한 단말 동작
US20120064841A1 (en) 2010-09-10 2012-03-15 Husted Paul J Configuring antenna arrays of mobile wireless devices using motion sensors

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WO2014035216A1 (ko) 2014-03-06
KR20150067155A (ko) 2015-06-17
EP2892163B1 (en) 2018-05-02
CN104782055A (zh) 2015-07-15
EP2892163A4 (en) 2016-03-16
US20150230102A1 (en) 2015-08-13
JP2015528671A (ja) 2015-09-28
US9843938B2 (en) 2017-12-12
JP6212121B2 (ja) 2017-10-11
EP2892163A1 (en) 2015-07-08
IN2015MN00407A (ja) 2015-09-04

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